17. We predict that children exhibit more aggressive acts after watching a violent television show. The scores for ten participants before and after watching the show are Sample 1 (After)

Sample 2 (Before)

5 4

6 6

4 3

4 2

7 4

3 1

2 0

1 0

4 5

3 2

(a) Subtracting before from after, what are and

(b) Compute

(c) With a = .05, what is

(d) What should the researcher conclude about this rela¬ tionship?

(e) Compute the appropriate confidence interval,

(f) If you want to understand children’s aggression, how important is it to consider whether they watch violent television shows?